Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2023

Share-Based Payment Arrangement [Abstract]

Summary of Restricted Stock Activity

A summary of restricted stock activity is presented below:

	Number of Restricted Shares			Weighted Average Grant Price
Outstanding at January 1, 2023		966,058		$	13.34
Granted		954,031		$	9.80
Vested		(419,964	)	$	11.69
Forfeitures		(71,041	)	$	10.15
Outstanding at December 31, 2023		1,429,084		$	11.62

	Year Ended December 31,
	2023		2022		2021
	(In thousands, except per share data)
Fair value of vested restricted stock	$	4,241	$	11,080	$	3,070
Grant date weighted average fair value	$	9.80	$	17.70	$	6.05
Compensation expense recognized for restricted stock grants	$	6,519	$	4,171	$	3,406
Unrecognized compensation expense related to unvested shares	$	12,411
Expected recognition period	2.0 years

Summary of Significant Assumptions Used to Value PSUs

Significant assumptions used to value PSUs included:

	Year Ended December 31,
	2023			2022			2021
Risk free interest rate		4.2	%		3.6	%		0.3	%
Range of implied volatility:
Minimum		38	%		50	%		37	%
Maximum		68	%		83	%		83	%

Summary of PSU Activity

A summary of PSU activity is presented below:

	Number of PSUs			Weighted Average Grant Price
Outstanding at January 1, 2023		552,554		$	15.11
Granted		391,281		$	13.64
Earned		(175,957	)	$	8.11
Forfeitures		(6,977	)	$	28.24
Outstanding at December 31, 2023		760,901		$	15.92

	Year Ended December 31,
	2023		2022		2021
	(In thousands, except per unit data)
Number of PSUs granted		391		237		221
Grant date fair value	$	4,906	$	6,023	$	1,891
Grant date fair value per unit	$	13.64	$	25.92	$	8.56
Compensation expense recognized for PSUs	$	3,348	$	2,439	$	3,392
Unrecognized compensation expense related to unvested shares	$	6,882
Expected recognition period	2.0 years